AB栏分别输入时间(具体到分秒都行),在C栏输入,比如,=B1-A1,(click B1,A1即可),再在C栏换成数字形式,得出小时。
AB栏分别输入时间(具体到分秒都行),在C栏输入,比如,=B1-A1,(click B1,A1即可),再在C栏换成数字形式,得出小时。
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